ATI RN
Nutrition and Fluid Balance Questions
Question 1 of 5
At what period of life do nutrient needs stabilize?
Correct Answer: D
Rationale: Nutrient needs stabilize in adulthood, unlike infancy, adolescence, or pregnancy, which have higher demands.
Question 2 of 5
A student is following current recommendations for assessing tube placement. A staff nurse says, Oh, just insert air and listen for a whoosh sound. How would the student respond?
Correct Answer: B
Rationale: The "˜whoosh' method is outdated and unreliable compared to pH testing or X-ray confirmation.
Question 3 of 5
Which body fluid is the fluid within the cells, constituting about 70% of the total body water?
Correct Answer: B
Rationale: Intracellular fluid (ICF) is inside cells and makes up ~70% of total body water.
Question 4 of 5
By what route do oxygen and carbon dioxide exchange in the lung?
Correct Answer: C
Rationale: Oxygen and CO2 exchange via diffusion across alveolar membranes based on concentration gradients.
Question 5 of 5
A patient has metabolic (nonrespiratory) acidosis. What type of respirations would be assessed?
Correct Answer: C
Rationale: Metabolic acidosis triggers compensatory hyperventilation (increased depth and rate) to expel CO2.